Atty. J. Thomas 'Tom' Mullen

Atty. J. Thomas 'Tom' Mullen

J. Thomas "Tom" Mullen is a lawyer practicing banking & finance, projects, real estate finance and 6 other areas of law.

Chicago Chicago 59 yrs experience 59 year
Call (412) 397-7278 Book Appointment

Profile Summary

About J. Thomas 'Tom' Mullen at a glance

J. Thomas 'Tom' Mullen is a Senior Counsel, Independent Contractor based in Chicago, Illinois, practicing at Mayer Brown Llp. They have 59+ years of legal experience, licensed to practice since 1967. Their practice focuses on business, real estate, m&a, and securities. Admitted to practice in Illinois (1967). Educated at The University of Michigan Law School (J.D., 1967) and Princeton University (B.S.E., 1963). Recognitions include AV Preeminent. Active member of Activities American Bar Association, Sections of Corporate, Business and Banking Law, Natural Resources Law and International Law Chicago Bar Association Chicago Council of Lawyers Lawyers Club of the City of Chicago. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • J. Thomas "Tom" Mullen is a lawyer practicing banking & finance, projects, real estate finance and 6 other areas of law
  • J. Thomas "Tom" received a B.S.E. degree from Princeton University in 1963, and has been licensed for 59 years
  • J. Thomas "Tom" practices at Mayer Brown LLP in Chicago, IL

Practice Areas Explained

J. Thomas 'Tom' Mullen's Areas of Practice

Each practice area below reflects the types of cases J. Thomas 'Tom' Mullen handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

J. Thomas 'Tom' Mullen is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

J. Thomas 'Tom' Mullen is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Illinois →

Mergers & Acquisitions

J. Thomas 'Tom' Mullen is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Illinois →

Securities Law

J. Thomas 'Tom' Mullen is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about J. Thomas 'Tom' Mullen

Where is J. Thomas 'Tom' Mullen's law office located?
J. Thomas 'Tom' Mullen's law practice is located in Chicago, Illinois. The firm is Mayer Brown Llp. You can contact the office directly through this profile page.
What practice areas does J. Thomas 'Tom' Mullen handle?
J. Thomas 'Tom' Mullen focuses on business, real estate, m&a, securities. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has J. Thomas 'Tom' Mullen practiced law?
J. Thomas 'Tom' Mullen has 59+ years of legal experience and has been licensed since 1967.
Where did J. Thomas 'Tom' Mullen go to law school?
J. Thomas 'Tom' Mullen earned their education at (J.D., 1967); (B.S.E., 1963).
How can I contact J. Thomas 'Tom' Mullen for a consultation?
You can contact J. Thomas 'Tom' Mullen directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has J. Thomas 'Tom' Mullen received?
J. Thomas 'Tom' Mullen's notable recognition includes: AV Preeminent.

Education

J.D.
The University of Michigan Law School
- 1967
B.S.E.
Princeton University
- 1963

Awards

AV Preeminent

Bar Admissions

Illinois
Admitted: 1967

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